On Tue, 02 Jun 2015 06:26:42 -0400, Justan Olphart
wrote:

I wonder why the Ross was steaming toward territorial waters. To provoke
a reaction? There doesn't seem to be any other rational motive. But why?

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The usual reason is to test radar systems and responses. Best case is
if you can get the Russians to turn on some of their latest hi tech
electronics and gather the data.